The p-Block Elements

Topics in this chapter

• Group 13, Carbon And Silicon Compounds
• Nitrogen And Phosphorus Chemistry
• Oxygen And Sulphur Chemistry
• Halogen And Interhalogen Chemistry
• Noble Gas Compounds And Molecular Shapes

Cheat sheet

Practice questions

1. Question 1Q-446A92

   Which of the following elements shows maximum tendency to form $p\pi-p\pi$ multiple bonds with itself and with other elements of small size and high electronegativity?

   1. A.Phosphorus
   2. B.Nitrogen
   3. C.Arsenic
   4. D.Antimony
   See the answer and solution
2. Question 2Q-122207

   White phosphorus is less stable and more reactive than red phosphorus due to:

   1. A.High polymerisation
   2. B.Ionic bonding in red phosphorus
   3. C.Angular strain in the tetrahedral $P_4$ molecule
   4. D.Presence of triple bonds in white phosphorus
   See the answer and solution
3. Question 3Q-E22290

   Which of the following oxoacids of phosphorus contains both $-PH$ and $-OH$ bonds, and is a strong reducing agent?

   1. A.$H_3PO_4$
   2. B.$H_3PO_3$
   3. C.$H_4P_2O_7$
   4. D.$HPO_3$
   See the answer and solution
4. Question 4Q-F3F283

   Hot and concentrated sodium hydroxide reacts with chlorine to give:

   1. A.Sodium chloride and sodium hypochlorite
   2. B.Sodium chloride and sodium chlorate
   3. C.Sodium chloride and sodium chlorite
   4. D.Sodium chloride and sodium perchlorate
   See the answer and solution
5. Question 5Q-0E0F7B

   Which of the following noble gas species is structurally shaped like a square planar molecule?

   1. A.$XeF_2$
   2. B.$XeF_4$
   3. C.$XeOF_4$
   4. D.$XeO_3$
   See the answer and solution